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sanm: remove "duplicate" for loop.

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Fixes input buffer overread

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-01-22 22:28:41 +01:00
parent 49b729d3af
commit 1bb05797ec
1 changed files with 1 additions and 2 deletions
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libavcodec/sanm.c
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@ -652,8 +652,7 @@ static int old_codec47(SANMVideoContext *ctx, int top,
if (bytestream2_get_bytes_left(&ctx->gb) < width * height) if (bytestream2_get_bytes_left(&ctx->gb) < width * height)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
for (j = 0; j < height; j++) { for (j = 0; j < height; j++) {
for (i = 0; i < width; i++) bytestream2_get_bufferu(&ctx->gb, dst, width);
bytestream2_get_bufferu(&ctx->gb, dst, width);
dst += stride; dst += stride;
} }
break; break;